var express = require('express');
var path = require('path');
var favicon = require('serve-favicon');
var logger = require('morgan');
var cookieParser = require('cookie-parser');
var bodyParser = require('body-parser');

var validator = require('./middleware/validator').validator;
var config = require('./config');
var apiRouter = require('./routes/api');

require("./models")

var app = express();

// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'ejs');

// uncomment after placing your favicon in /public
app.use(favicon(__dirname + '/public/images/favicon.ico'));
app.use(express.static(path.join(__dirname, 'public')));

app.use(logger('dev'));
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({
    extended: false
}));
app.use(validator());
app.use(cookieParser());

app.use('/api', apiRouter);

// catch 404 and forward to error handler
app.use(function(req, res, next) {
    return res.status(404).send("File not found.");
});

// error handlers
// development error handler
if (app.get('env') === 'development') {
    app.use(function(err, req, res, next) {
        res.status(err.status || 500);
        return res.render('error', {
            message: err.message,
            error: err
        });
    });
}

// production error handler
// no stacktraces leaked to user
app.use(function(err, req, res, next) {
    res.status(err.status || 500);
    res.json({msg: '服务器异常。'});
});


module.exports = app; 